:root,
[data-theme='dark'] {
  --font-display: 'Oswald', 'Arial Narrow', sans-serif;
  --font-body: 'Space Grotesk', 'Inter', sans-serif;

  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(3.3rem, 1.1rem + 8vw, 8.4rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  --color-bg: #070707;
  --color-surface: #101010;
  --color-surface-2: #171717;
  --color-text: #f4f1eb;
  --color-muted: #a7a09a;
  --color-faint: #6f6761;
  --color-line: rgb(244 241 235 / 0.13);
  --color-orange: #f47a1f;
  --color-orange-2: #b94811;
  --color-green: #23c46b;
  --shadow: 0 24px 80px rgb(0 0 0 / 0.45);
}

[data-theme='light'] {
  --color-bg: #f5eee5;
  --color-surface: #fff9f2;
  --color-surface-2: #f0e4d6;
  --color-text: #11100f;
  --color-muted: #5e534b;
  --color-faint: #8d8076;
  --color-line: rgb(17 16 15 / 0.14);
  --shadow: 0 24px 80px rgb(66 38 16 / 0.12);
}

body {
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgb(255 255 255 / 0.025) 1px, transparent 1px) 0 0 / 80px 80px,
    linear-gradient(rgb(255 255 255 / 0.018) 1px, transparent 1px) 0 0 / 80px 80px,
    radial-gradient(circle at 18% 12%, rgb(244 122 31 / 0.28), transparent 34rem),
    radial-gradient(circle at 88% 82%, rgb(244 122 31 / 0.12), transparent 26rem);
  mask-image: linear-gradient(to bottom, #000, transparent 88%);
  z-index: -2;
}

.skip-link {
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 20;
  transform: translateY(-200%);
  border-radius: var(--radius-full);
  background: var(--color-orange);
  color: #120a04;
  padding: var(--space-3) var(--space-5);
  font-weight: 800;
}

.skip-link:focus {
  transform: translateY(0);
}

.page-shell {
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) clamp(var(--space-4), 4vw, var(--space-12));
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.brand img {
  width: clamp(8rem, 16vw, 12.5rem);
  filter: drop-shadow(0 10px 28px rgb(0 0 0 / 0.4));
}

.brand-text {
  display: none;
  color: var(--color-muted);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle,
.step-pill {
  min-height: 44px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-full);
  background: rgb(255 255 255 / 0.04);
  color: var(--color-text);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-4);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.step-pill {
  display: inline-flex;
  align-items: center;
  padding: 0 var(--space-4);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.site-main {
  display: grid;
  place-items: center;
  padding: var(--space-3) clamp(var(--space-4), 5vw, var(--space-16)) var(--space-5);
}

.step-card {
  width: min(100%, 1120px);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: stretch;
}

.hero-panel,
.detail-panel {
  border: 1px solid var(--color-line);
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.065), transparent 34%),
    var(--color-surface);
  box-shadow: var(--shadow);
}

.hero-panel {
  min-height: clamp(25rem, 57dvh, 40rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  position: relative;
  border-radius: clamp(var(--radius-lg), 2vw, var(--radius-xl));
  padding: clamp(var(--space-6), 5vw, var(--space-12));
}

.hero-panel::after {
  content: '';
  position: absolute;
  inset: auto -20% -38% 16%;
  height: 18rem;
  transform: rotate(-6deg);
  background: linear-gradient(90deg, transparent, rgb(244 122 31 / 0.42), transparent);
  filter: blur(16px);
}

.eyebrow {
  color: var(--color-orange);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  max-width: 11ch;
  margin-top: var(--space-6);
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: -0.055em;
  text-transform: uppercase;
}

.lede {
  max-width: 44ch;
  margin-top: var(--space-6);
  color: var(--color-muted);
  font-size: var(--text-base);
}

.market-strip {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
  color: var(--color-faint);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.market-strip span {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-3);
  background: rgb(0 0 0 / 0.16);
}

.market-strip strong {
  color: var(--color-green);
}

.detail-panel {
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-5), 4vw, var(--space-8));
}

.detail-grid {
  display: grid;
  gap: var(--space-4);
}

.detail-item {
  display: grid;
  gap: var(--space-2);
  border-bottom: 1px solid var(--color-line);
  padding-bottom: var(--space-4);
}

.detail-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.label {
  color: var(--color-orange);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.detail-item p {
  color: var(--color-text);
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: 1.22;
}

.detail-item small {
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.video-box {
  display: grid;
  place-items: center;
  min-height: 11rem;
  border: 1px dashed rgb(244 122 31 / 0.5);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgb(244 122 31 / 0.14), transparent 56%),
    #080808;
  color: #f4f1eb;
  text-align: center;
  padding: var(--space-6);
}

.video-box strong {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

.video-box span {
  display: block;
  margin-top: var(--space-2);
  color: #bdb5ae;
  font-size: var(--text-sm);
}

.nav-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.btn {
  min-height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.btn-primary {
  background: var(--color-orange);
  color: #160900;
  box-shadow: 0 18px 42px rgb(244 122 31 / 0.24);
}

.btn-primary:hover {
  background: #ff8a2c;
}

.btn-secondary {
  border: 1px solid var(--color-line);
  color: var(--color-muted);
}

.btn-secondary:hover {
  color: var(--color-text);
  border-color: rgb(244 122 31 / 0.52);
}

.progress {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--space-2);
  padding: 0 clamp(var(--space-4), 4vw, var(--space-12)) var(--space-4);
}

.progress span {
  height: 4px;
  border-radius: var(--radius-full);
  background: var(--color-line);
}

.progress span.is-complete,
.progress span.is-current {
  background: var(--color-orange);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  padding: 0 clamp(var(--space-4), 4vw, var(--space-12)) var(--space-4);
  color: var(--color-faint);
  font-size: var(--text-xs);
}

@media (min-width: 760px) {
  .brand-text {
    display: block;
  }

  .nav-row {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 980px) {
  .step-card {
    grid-template-columns: minmax(0, 1.18fr) minmax(340px, 0.72fr);
  }

  .detail-panel {
    align-self: end;
  }
}